A number of our water filter brands are interchangeable with Whirlpool water filters, so whether you’re looking to replace your old water filter with a new Whirlpool brand filter, or you want to replace it with another brand water filter, Discount Filter Store has you covered. In addition, all of our replacement water filters, refrigerator filters and air filters are protected by our 100% Price Match Guarantee you can be confident that you’re paying the lowest possible price for high quality brand name water filters and systems.